5) 以一个辅音字母结尾其前面的元音字母发短元音的形容词的比较级和最高级是双写该辅音字母然后再加-er和-est。 big (原级) (比较级) (最高级)
6) 双音节和多音节形容词的比较级和最高级需用more 和 most 加在形容词前面来构成。
beautiful (原级) (比较级) (比较级)
difficult (原级) (最高级) (最高级)
常用的不规则变化的形容词的比较级和最高级:
bad worse worst
far farther (further) farthest(只指距离)(furthest)(用处较广)
good better best
little less least
many/much more most
old elder ( older ) eldest(仅指人)(oldest)(指人和物)
形容词前如加 less 和 least 则表示"较不"和"最不"
important 重要 less important 较不重要 least important 最不重要
形容词比较级的用法: 形容词的比较级用于两个人或事物的比较,其结构形式如下:
主语+谓语(系动词)+ 形容词比较级+than+ 对比成分。 也就是, 含有形容词比较级的主句+than+从句。注意从句常常省去意义上和主句相同的部分, 而只剩下对比的成分。
Our teacher is than we are. 我们老师的个子比我们的高。
It is today than it was yesterday. 今天的天气比昨天暖和。
This picture is than that one. 这张照片比那张照片漂亮。
This meeting is than that one. 这次会议不如那次会议重要。
The sun is than the moon. 太阳比月亮大得多。
形容词最高级的用法: 形容词最高级用于两个以上的人和物进行比较, 其结构形式为:
主语+谓语(系动词)+the+形容词最高级+名词+表示范围的短语或从句。
She is student her class. 她是班上最好的学生。
Shanghai is one of cities China. 上海是中国最大城市之一
This is apple I have ever met. 这是我见到的最大的苹果。
Tom is boy in his basketball team. 汤姆是他们篮球队中个子最高的孩子。
farther/farthest和further/furthest这些形式都可以指距离。further同样可以指"另外的/更多的",主要和抽象名词一起用:
Further supplies will soon be available.很快会得到更多的供应。
Further discussion/debate would be pointless.继续讨论/辩论是无意义的。
furthest同样可以和抽象名词连用来表示"最远的":
This was the furthest point they reached in their discussion.他们在讨论中最远就谈到这里。
This was the furthest concession he would make.这是他肯做出的最大的让步。
elder,eldest;older,oldest
elder和eldest主要表示的是长幼顺序而非年龄大小。主要用于表示家庭成员之间的长幼关系,如my elder brother(我的兄长/哥哥),her eldest boy/girl(她的长子/长女)。
但在than前不能用elder,只能用older:
He is older than I am.他比我年龄大。
各种表示比较的句子结构
A、形容词的原级可与as…as连用表示"和……同样……",与not as/so…as连用表不"不如……那样……":
A boy of sixteen is often as tall as his father.一个16岁的男孩常长得和他父亲一样高。
He was as white as a sheet.他面色苍白如纸。
Your coffee is not as/so good as the coffee my mother makes.你煮的咖啡不如我母亲煮的好。
B、形容词比较级可与than连用:
The new tower blocks are much higher than the old buildings.新建的塔楼群比旧楼房要高得多。
He makes fewer mistakes than you(do)。他犯的错比你少。
He is stronger than I expected.他长得要比我想像的结实。
It was more expensive than I thought.这比我预料的昂贵多了。
如省略than…时,英语口语中常用最高级代替比较级:
This is the best way.这是最好的办法。
C、三个或三个以上的人或物进行比较时,以最高级与the…in/of结构连用的方式来表达:
This is the oldest theatre in London.这是伦敦最古老的剧院。
The youngest of the family was the most successful.全家年龄最小的是最有成就的。
D、要表达两个事物彼此相应增长时可用the+比较级…the+ 比较级这种结构:
House Agent:Do you want a big house?房地产经纪人:你想买一栋大房子吗?
Ann:Yes,the bigger the better.安:是的,越大越好。
Tom:But the smaller it is,the less it will cost us to heat.汤姆:可是,房子越小,花的取暖费就越少。
E、一个事物的逐渐增长或减少用两个由and连接的比较级表示:
The weather is getting colder and colder.天气越来越冷了。
He became less and less interested.他越来越不感兴趣。
F、用动名词或动词不定式对行为进行比较:
Riding a horse is not as easy as riding a motor cycle.骑马不像骑摩托那么容易。
It is nicer/more fun to go with someone than to go alone.偕伴同去比自己独自去好玩。
G、原级与like(相似,介词)和alike连用的结构:
Tom is very like Bill.汤姆长得很像比尔。
Bill and Tom are very alike.贝尔和汤姆长得很像。
1. This box is___ that one. A. heavy than B. so heavy than C. heavier as D.as heavy as
2. When we speak to people, we should be .
A. as polite as possible B. as polite as possibly
C. as politely as possible D. as politely as possibly
3. This book is____ that one, but____ than that one.
A. as difficult as; expensive B. as more difficult as; more expensive
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